tennessee was hit hard, too. memphis in some places had as much as 4 inches of rain today, winds heavy enough to knock over the trees. 47-year-old man was killed in nashville. he was taking shelter in a shed, but then a tree fell on it. tennessee has been declared a state of emergency. the problems continue from there. high winds ripped the roof right off a wal-mart distribution center in texas and tens of thousands of people are without power tonight in arkansas. >> stay with fox 5 for continuing coverage. remember you can track the forecast 24/7 with the fox 5 weather app. download it on your droid, iphone or ipad. >>> it was wild chaos tonight on metro when power was cut to two green line trains stranding hundreds of passengers between the navy yard and anacostia stations during the evening rush. some of them took matters into their own hands and walked out through the tunnel. fox 5's karen gray houston live outside the anacostia station with the latest. >> reporter: some of those passengers just panicked when